Inventor · Carlsbad, CA, US

Ronald A. Norell

16Patents
10h-index
18Co-inventors
65Inventor score

Filing activity: Apr 2, 1984 → Oct 11, 2001

Most-cited inventions

PatentTitleAreaCited byStatus
US5839191A Vibrating template method of placing solder balls on the I/O pads of an integrated circuit package Emerging Cross-Sectional Technologies 92 Expired
US4643935A Epoxy-glass integrated circuit package having bonding pads in a stepped cavity Emerging Cross-Sectional Technologies 32 Expired
US4636275A Elastic bladder method of fabricating an integrated circuit package having bonding pads in a stepped cavity Electricity 30 Expired
US5561590A Heat transfer sub-assembly incorporating liquid metal surrounded by a seal ring Emerging Cross-Sectional Technologies 28 Expired
US5572404A Heat transfer module incorporating liquid metal squeezed from a compliant body Emerging Cross-Sectional Technologies 22 Expired
US4519760A Machine for filling via holes in an integrated circuit package with conductive ink Electricity 16 Expired
US5087396A Method of forming holes in unfired ceramic layers of integrated circuit packages Electricity 16 Expired
US5816481A Pin block method of dispensing solder flux onto the I/O pads of an integrated circuit package Electricity 15 Expired
US5303618A Via hole punch Emerging Cross-Sectional Technologies 14 Expired
US5918516A Method of forming I/O columns with open ends that are free of crater-like voids Emerging Cross-Sectional Technologies 10 Expired
US5454159A Method of manufacturing I/O terminals on I/O pads Emerging Cross-Sectional Technologies 9 Expired
US5724229A Electromechanical assembly having a lid which protects IC chips and holds contact springs Electricity 7 Expired
US6271048A Process for recycling a substrate from an integrated circuit package Electricity 7 Expired
US6105851A Method of casting I/O columns on an electronic component with a high yield Electricity 6 Expired
US6581486B1 Integrated circuit tester having a fail-safe mechanism for moving IC-chips Emerging Cross-Sectional Technologies 3 Expired
US5075765A Low stress multichip module Electricity 2 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.